UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8prPEbw6psTYIIh2l0vLBP1po61jpMATRxOV+PgQ+/k=' 
WHERE 
  key_id = '8fdf36ebea9f4cd96e32423c8d14e4b62cc114c58e8a4fe183ada4e312e73e46' 
  AND (
    token = '8prPEbw6psTYIIh2l0vLBP1po61jpMATRxOV+PgQ+/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )